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[DOC File]Reading Raw Data into SAS
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Note that character variable names are followed by a $. Without a $ after a variable name, SAS assumes that the variable is numeric (the default). Length statement: Sometimes it is necessary to include a length statement to allow character variables to be longer than the default length of 8 characters.
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[DOC File]Start Day 2;
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Length statement defines variable length in bytes. Because SAS data’s rectangle matrix structure, create and define variables efficiently. Numeric variable length is 3-8 bytes, default is 8 bytes floating …
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[DOC File]Introduction to SAS
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To refer to a missing value for a numeric variable, use a ”.”. for example, the statement: if a = 99 then a = .; forces SAS to treat a value of 99 as if it were missing. All data step commands must be contained within the data step itself; additional data step commands may be inserted after a PROC only after beginning a new data step and ...
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[DOC File]ANCOVA Examples Using SAS - University of Michigan
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ANCOVA Examples Using SAS. This handout illustrates how to fit an ANCOVA model using a regression model with dummy variables and an interaction term in SAS. We also illustrate the same model fit using Proc GLM. We examine a dataset that illustrates the relationship between Height and Weight in a group of 237 teen-aged boys and girls.
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[DOC File]Working With SAS Formats Catalogs
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Aug 17, 2006 · SAS user-defined formats allow you to assign labels to the values of variables. Formats can be assigned to character or numeric variables. They can be attached to specific values, or to ranges of values. They can be permanent or temporary. There are also default SAS formats, such as formats for date variables, that can be used at any time.
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[DOC File]EXTRACTING CASES WITH A GIVEN STRING FROM SAS
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Answer: You can accomplish this task by using an IF-THEN statement in SAS. SAS uses the period symbol ( '.') as its missing value identifier. The following example shows how to convert zeros to the SAS system missing value code. * SAS Program converts zero numeric values to SAS system missing values ;
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[DOCX File]USING PROC_CODEBOOK.SAS - SAS Support Communities
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Apr 27, 2010 · PROC_CODEBOOK.SAS is a SAS macro program that can be used to create a comprehensive, well formatted and easy to read codebook. The program is simple to use, requiring the user to only specify one or two titles for the codebook, define the file organization, and provide a SAS data set that has labels and formats assigned to variables.
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[DOC File]TS-2008.doc
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To ensure that the new output data set has the attributes you prefer, use an ATTRIB statement" (SAS Language Reference, Version 8, p329). 7- BY variables are not properly sorted. To successfully MERGE two or more data sets, be sure all data sets are in the same sorted order.
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[DOC File]Cluster Analysis Example:
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The ID variable can be a character or numeric variable of any length. The COPY statement specifies one or more character or numeric variables to be copied to the OUT= data set. proc. sort; by cluster; proc. print; by cluster; var cid income educ; title2 '3-cluster solution'; run; The above commands yield the following SAS output:
sas length function numeric

[DOC File]University of Michigan
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Note that character variable names are followed by a $. Without a $ after a variable name, SAS assumes that the variable is numeric (the default). Length statement: Sometimes it is necessary to include a length statement to allow character variables to be longer than the default length of 8 characters.
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Sas length statement numeric